Hi all,
I'am wondering how control signals are coupled into audio lines. For example like some walkman/MD player's remotes do.
Does someone have any idea?
Do some chips exist, that are able to do the modulation of control signals (eg. OOK or FSK modulators transmitting on audio lines)?
Kind Regards, j
I'am wondering how control signals are coupled into audio lines. For example like some walkman/MD player's remotes do.
Does someone have any idea?
Do some chips exist, that are able to do the modulation of control signals (eg. OOK or FSK modulators transmitting on audio lines)?
Kind Regards, j